Vintage Black Opal Tanzanite Ring chrysoberyl and those fashioned prior to

and those fashioned prior to about the 1930s

18 carats down to

The outside surfaces show off hand engraved patterns

total weight of

Sauntering along

Vintage Black Opal Tanzanite Ring chrysoberyl and those fashioned prior toMined only in one place in the world, tanzanite is an amazingly colored gem "? blue surrounded with a kiss of purple. Found only in the state of Tanzania located in east Africa, the gemstone has an amazing pedigree as it was introduced in 1968 by the internationally known Tiffany & Co. This late 20th century ring of 14k showcases a black opal cabochon of . 85 carats. With its subtle but distinct variegated colors in the purple and neon blue range, its